I’m looking forward to doing business with you.
I appreciate your continued cooperation.
I request the honour of your acquaintance
Please continue to look after us in the future.
I hope to continue to receive your kind cooperation.
I look forwarding to your ongoing support.
I appreciate your continued support!
I appreciate your kind of continued support.
今後とも、おつきあいのほど、よろしくお願いします。
We look forward to working more closely with you in the future.
We look forward to working more closely with you in the future.
Please continue to give us your support.
I beg you will favour me with your friendship after this.
I wish to make your acquaintance
We hope to receive your continued patronage in the future.
I shall be glad of your further acquaintance